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| June 2007 at Tsukuba Botanical Garden |
June 2007 at Tsukuba Botanical Garden |
June 2007 at Tsukuba Botanical Garden |
| Family | Violaceae |
| Scientific name | Viola raddeana Regel |
| Synonyms | Viola deltoidea Yatabe; Viola raddeana Regel var. japonica Makino |
| Common name | (Japanese common name) tachi-sumire [standing viola] |
| (English common name) none | |
| Distribution | (Japan) Honshu (Ibaraki Prefecture, Tochigi Prefecture), Kyushu (Miyazaki Prefecture, Kagoshima Prefecture) |
| (Other nations) Russia, Korea, China | |
| Chromosomal number | 2n=20 |
| Description | Plants electing 30-50cm. Leaves 4-10cm length. Flowers pale purple 10mm, flowering in May to June. Perennial plants. |
| Reference | Viola raddeana Regel |
| Note | Rare species |
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| June 2007 at Tsukuba Botanical Garden |
June 2007 at Tsukuba Botanical Garden |
June 2007 at Tsukuba Botanical Garden |
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| June 2007 at Tsukuba Botanical Garden |
